A waitlist is a queue of customers registered with an authorised dealer to purchase a specific watch reference that is either out of stock or allocated in quantities insufficient to meet demand. The practice is most commonly associated with Rolex, whose sport references — the Submariner, GMT-Master II, Daytona, and others — have been heavily oversubscribed at retail since approximately 2017, and dramatically so since 2020. Similar dynamics apply to Patek Philippe's Nautilus and Aquanaut, Audemars Piguet's Royal Oak, and a growing number of other references from both large and independent makers.

The mechanics of waitlists vary by dealer and brand. Some dealers maintain formal lists with estimated timeframes; others operate informally, allocating pieces to clients based on purchase history, relationship depth, or total spending across the brand portfolio. The opacity of the system has generated considerable frustration and controversy in the collecting community, with accusations of favouritism and grey-market facilitation common.

The waitlist dynamic has had significant downstream effects on the market. It has driven premiums on the secondary market to levels far above retail, turning certain references into appreciating assets. It has also altered how collectors approach dealer relationships — building purchasing history across a brand's wider range is often a prerequisite for being offered an allocated reference. The term itself has become shorthand in watch culture for any supply-demand imbalance that places a desirable watch out of immediate reach.